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EUTECH INSTRUMENTS CYBERSCAN PC 5000 PHCONDUCTIVITY METER Instruction Manual

Bench ph, ion & conductivity meter/ bench ph & conductivity meter
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Instruction Manual
CyberScan PC 5500/ 5000
Bench pH, Ion & Conductivity Meter/ Bench pH & Conductivity Meter
(Also Applicable for CyberScan PCD 5500)
68X292329
Rev.1 08/03
Technology Made Easy ...

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Summary of Contents for EUTECH INSTRUMENTS CYBERSCAN PC 5000 PHCONDUCTIVITY METER

  • Page 1 Instruction Manual CyberScan PC 5500/ 5000 Bench pH, Ion & Conductivity Meter/ Bench pH & Conductivity Meter (Also Applicable for CyberScan PCD 5500) 68X292329 Rev.1 08/03 Technology Made Easy ...
  • Page 3 Eutech Instruments’ Authorized Distributors or call us at (65) 6778-6876 for Eutech Instruments’ Customer Service Dept. for assistance. Kindly remember to complete the warranty card and mail it back to your Authorized Distributors or Eutech Instruments Pte Ltd.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION Introducing the CyberScan Series UNPACKING THE METER GETTING STARTED Connectors (PCD 5500 only) pH Electrodes & Ion Specific Electrodes (PCD5500 & PC5500 only Conductivity Probes USING THE METER Touch screen Operation Choosing a channel (for PCD5500 & PC5500 only) Button Functions SYSTEM SETUP Access system setup...
  • Page 5 CONDUCTIVITY SETUP Access the Conductivity Setup Select Cell Constant Select Reference Temperature Set Temperature Coefficient Perform Replatinization Set Significant Digits 10 pH OPERATION 10.1 Standardizing 10.2 pH Measurements 11 mV OPERATION 11.1 mV Measurement 12 ION OPERATION 12.1 Direct Reading Methods 12.2 Incremental Methods 12.3...

  • Page 6: Introduction

    CyberScan PC5500/ 5000 INTRODUCTION 1.1 Introducing the CyberScan Series Thank you for selecting a Eutech Instruments CyberScan Bench meter. This manual describes the operation of the CyberScan Series 5000 bench meter. The state-of-art meter that you have purchased is easy to operate and will guide you through the various functions by displaying easy to understand prompts.

  • Page 7: Unpacking The Meter

    ATC probe Instruction Manual If any of these items are missing, please contact your nearest Authorized Distributor. Accessory conductivity probes and ion selective electrodes are available and can be ordered by contacting any Authorized Distributor or Eutech Instruments Marketing (65) 67786876.

  • Page 8: Getting Started

    Instruction Manual CyberScan PC5500/ 5000 GETTING STARTED 3.1 Connectors (PCD 5500 only) 1. Review the layout and arrangement of the rear connector panel. Back Panel of PCD 5500...
  • Page 9 Instruction Manual CyberScan PC5500/ 5000 Back Panel of PC 5500/ 5000...
  • Page 10 Instruction Manual CyberScan PC5500/ 5000 2. Connect the electrode arm to the base. 3. Connect the power cable to the connector cable to the rear connector panel power jack and to a power source. To connect RS232, see Data Management on Section 17.2.

  • Page 11: Ph Electrodes & Ion Specific Electrodes

    Instruction Manual CyberScan PC5500/ 5000 3.2 pH Electrodes & Ion Specific Electrodes (PCD5500 & PC5500 only This meter allows you to use two types of pH electrodes: the conventional glass pH electrode and the field effect transistor (FET) pH electrode. If both types of pH electrodes are connected, the meter will read the FET electrode.
  • Page 12 Instruction Manual CyberScan PC5500/ 5000 3. Rinse and blot-dry (don’t wipe) electrodes between each measurement. Rinse electrodes with distilled or deionized water, or a portion of the next solution to be measured. Between measurements, store conventional electrodes storage solution, pH 4 buffer, or KCI solution.

  • Page 13: Conductivity Probes

    Instruction Manual CyberScan PC5500/ 5000 3.3 Conductivity Probes This meter allows you to use two types of conductivity cells: the 2-cell conductivity cell with dual pin connector and the 4-cell conductivity cell with DIN connector. If both a 2-cell and a 4-cell conductivity probe are connected, the meter will read the 4-cell conductivity probe.
  • Page 14 Instruction Manual CyberScan PC5500/ 5000 Rinse and blot-dry (don’t wipe) probe between each measurement. Rinse probe with distilled deionized water, or a portion of the next solution to be measured. 4. Between measurements, store conductivity probes dry.

  • Page 15: Using The Meter

    Instruction Manual CyberScan PC5500/ 5000 USING THE METER E U T E C H INSTRUMENTS 11:11 am Touch anywhere to resume...

  • Page 16: Touch Screen Operation

    Instruction Manual CyberScan PC5500/ 5000 4.1 Touch screen Operation This new CyberScan research benchtop meter operates with a state of art touch screen. The touch screen makes this the easiest meter on the market to operate and care for. When this meter is first plugged in, the STANDBY screen will appear.

  • Page 17: Choosing A Channel (For Pcd5500 & Pc5500 Only)

    Instruction Manual CyberScan PC5500/ 5000 4.2 Choosing a channel (for PCD5500 & PC5500 only) Main Screen Channel Screen E U T E C H E U T E C H INSTRUMENTS INSTRUMENTS CyberScan PC 5500 CyberScan PC 5500 dual Select from the options to the right Cond Select from the options to the right Cond...
  • Page 18 Instruction Manual CyberScan PC5500/ 5000 The CyberScan PCD5500/ PC5500 are multi-channel meters. With this meter you can switch from channel 1 to channel 2. You can also view both channels at the same time by accessing the dual channel mode. If you set the meter to view both channels, you cannot change the parameters without choosing the screen that you want to modify.

  • Page 19: Button Functions

    Instruction Manual CyberScan PC5500/ 5000 4.3 Button Functions The touch screen of your CyberScan bench meter has “buttons” along the right side of the screen that are common to many of the screens. The following indicates the function of these common buttons.
  • Page 20 Instruction Manual CyberScan PC5500/ 5000 This button accesses the standardization screen from the various measurement modes and initiates standardization of the meter once the standardization screen is accessed. This button is the measure button and directs the meter to measure your sample when in the Auto Read function of the meas pH mode.

  • Page 21: System Setup

    Instruction Manual CyberScan PC5500/ 5000 SYSTEM SETUP System Setup SYSTEM SETUP OPTIONS Select Language - Set Date - Set Time - Set Beeper Status - Set Print Configuration edit - Set Operator - Set Display Contrast - Display Meter Information - Reset to Factory Defaults...

  • Page 22: Access System Setup

    Instruction Manual CyberScan PC5500/ 5000 5.1 Access system setup E U T E C H E U T E C H INSTRUMENTS INSTRUMENTS CyberScan PC 5500 CyberScan PC 5500 dual Cond Cond Select from the options to the right Select from the options to the right setup January 15, 2002 11:11 am...
  • Page 23 Instruction Manual CyberScan PC5500/ 5000 The system setup function allows you to customise the meter display options to meet your personal preference. Once set, these will rarely need to be changed. To access System Setup Touch anywhere on the standby screen Touch setup on the main screen Touch system on the setup screen The system setup options are now displayed on the screen.

  • Page 24: Select Language

    Instruction Manual CyberScan PC5500/ 5000 5.2 Select Language Set Language English Current LANGUAGE English French German Spanish enter arrow keys to highlight desired language and then touch enter to accept...
  • Page 25 Instruction Manual CyberScan PC5500/ 5000 This option allows you to choose the language in which all prompts and directions will appear on the touch screen. To Select Language 1. Access the select language screen from the system setup screen. The current language is displayed on the screen. 2.

  • Page 26: Set Date

    Instruction Manual CyberScan PC5500/ 5000 5.3 Set Date Set Date enter Current MM/DD/YY D/M/Y clear Touch clear to delete current date Use numeric touchpad to input the new date and then touch enter to accept...
  • Page 27 Instruction Manual CyberScan PC5500/ 5000 This screen can be used to set the present date which will be displayed on the measure screens. This date will also be printed on demand and stored in the data storage center of the meter when data is saved.

  • Page 28: Set Time

    Instruction Manual CyberScan PC5500/ 5000 5.4 Set Time Set Time enter Current 12HR: 10:40 am 24hr clear Touch clear to delete current time numeric touchpad to input the new time and then touch enter to accept...
  • Page 29 Instruction Manual CyberScan PC5500/ 5000 This screen can be used to set the present time which will be displayed on the measure screens. This time will also be printed on demand and stored in the data storage center of the meter when data is saved.

  • Page 30: Set Beeper Status

    Instruction Manual CyberScan PC5500/ 5000 5.5 Set Beeper Status Set Beeper Status Current BEEPER STATUS After STABLE Readin - After KEY Touch - On LIMIT Exceeded save arrow keys to highlight beeper option and then touch ON/OFF change Touch save to accept changes...
  • Page 31 Instruction Manual CyberScan PC5500/ 5000 This screen allows you to turn on or off the beeper. You may choose to have an audible signal when the meter recognises that the current measurement is stable, each time a function button is touched and/ or when the set limits of a measurement mode have been exceeded.

  • Page 32: Select Procedural Level

    Instruction Manual CyberScan PC5500/ 5000 5.6 Select procedural level Select Procedural Level enter Current LEVEL LEVEL 1 - Basic Level LEVEL 2 - Advanced Level Procedural Level 1 January 15, 2002 11:11am Temperature 25.0°C Electrode Performance 100% Procedural Level 2 January 15, 2002 11:11am 00000...
  • Page 33 Instruction Manual CyberScan PC5500/ 5000 This selection screen allows you to choose the amount of information that you want to have displayed on the screen. There are two levels to choose from. Both of the levels provide identical results. The amount of information appearing on the measure screens and the number of setup parameters you can manipulate will vary from Basic to Advanced procedural levels.

  • Page 34: Set Print Configuration

    Instruction Manual CyberScan PC5500/ 5000 5.7 Set Print Configuration Set Print Configuration Current PRINT CONFIGURATION - Baud Rate 19200 - # of Bits - # of Stop - # Parity NONE edit save arrow keys to highlight desired print setting and then touch edit change Touch...
  • Page 35 Instruction Manual CyberScan PC5500/ 5000 You can adjust the print configuration of this meter from this screen. The configuration of the following screens must match the configuration of the printer or computer to which the data will be sent. To Set Print Configuration 1.

  • Page 36: Set Baud Rate

    Instruction Manual CyberScan PC5500/ 5000 5.8 Set Baud Rate This configuration option will control the speed at which the data will be transmitted by the printer. This parameter needs to match the baud rate designated by the printer or computer. To Set Baud Rate 1.

  • Page 37: Set Number Of Bits

    Instruction Manual CyberScan PC5500/ 5000 5.9 Set Number of Bits To Set Number of Bits 1. Access the Set number of Bits screen from the Set Print Configuration screen. The current number of bits is displayed on the screen. 2. Touch 7 or 8 to select the number of bits. 3.

  • Page 38: Set Stop Bits

    Instruction Manual CyberScan PC5500/ 5000 5.10 Set Stop Bits To Set Stop Bits 1. Access the Set Stop Bits screen from the Set Print Configuration screen. The current number of bits is displayed on the screen. 2. Touch 1 or 2 to set the desired number of stop bits. 3.

  • Page 39: Set Parity

    Instruction Manual CyberScan PC5500/ 5000 5.11 Set Parity To Set Parity 1. Access the Set Parity screen from the Set Print Configuration screen. The current Parity is displayed on the screen. 2. Touch ODD or EVEN or NONE to set the desired parity. 3.

  • Page 40: Set Operator

    Instruction Manual CyberScan PC5500/ 5000 5.12 Set Operator Set Operator enter Current Operator clear...
  • Page 41 Instruction Manual CyberScan PC5500/ 5000 This option allows you to identify the user of the meter. This information can be saved in the meter’s memory. It can also be printed out with measurement data on demand. The operator identification can be up to 9 characters in length. To Set Operator 1.

  • Page 42: Set Display Contrast

    Instruction Manual CyberScan PC5500/ 5000 5.13 Set Display Contrast Set Display Contrast lighter darker save Touch lighter darker to adjust contrast and then touch save to accept The value displayed ranges from 0(darkest) to 25 (lightest)
  • Page 43 Instruction Manual CyberScan PC5500/ 5000 This option allows you to change the contrast on the screen to improve the readability of the information presented on the screen. The numbering system that appears on the screen is from 0 to 25. The darkest setting is 0 and the lightest setting is 25.

  • Page 44: Display Meter Information

    Instruction Manual CyberScan PC5500/ 5000 5.14 Display Meter Information This screen displays the model number, serial number and current software revision of your meter. E U T E C H INSTRUMENTS 11:11 am Unit Serial Number: XX999XXX Software Revision: 1.04b...

  • Page 45: Reset To Factory Defaults

    Instruction Manual CyberScan PC5500/ 5000 5.15 Reset to Factory Defaults This screen allows you to reset all functions and setup parameters of the meter of the settings originally programmed at the factory. To Reset to Factory Defaults 1. Access the Reset to Factory Defaults screen from the System Setup screen.

  • Page 46: Ph Setup

    Instruction Manual CyberScan PC5500/ 5000 pH SETUP pH Setup pH SETUP OPTIONS - Set Sample ID# - Select Buffer Group - Select Buffer Recognition - Select Auto Read Mode - Set pH Stability Criteria - Set Default Temperature edit - Set Isopotential Point - Set Alarm Limits...

  • Page 47: Access Ph Setup

    Instruction Manual CyberScan PC5500/ 5000 6.1 Access pH setup E U T E C H Setup INSTRUMENTS CyberScan PC 5000 Select from the options to the right Select from the options to the right Cond Cond setup system Last std: Jan 15 @ 11:11 am There are two ways to access the pH Setup pH Setup screen.
  • Page 48 Instruction Manual CyberScan PC5500/ 5000 Measure E U T E C H INSTRUMENTS channel 1 7.00 meas CyberScan PC 5000 BUFFERS Last std: Jan 15 @ 11:11 am Cond Touch meas to measure sample Select from the options to the right Touch to access standardize setup...

  • Page 49: Set Sample Id

    Instruction Manual CyberScan PC5500/ 5000 6.2 Set Sample ID# Set pH Sample ID# enter Manual ID# clear...
  • Page 50 Instruction Manual CyberScan PC5500/ 5000 When this option is active, each time you touch print on the Measure screen the pH value along with the date/ time/ channel and the sample ID# will be sent to data storage. (for additional information on saved parameters).
  • Page 51 Instruction Manual CyberScan PC5500/ 5000 Set pH Sample ID# enter Sequential ID# 24hr clear Touch clear to delete current ID numeric touchpad to input the new starting ID and then touch enter to accept...
  • Page 52 Instruction Manual CyberScan PC5500/ 5000 Sequential ID# Assignment 1. Access the Set Sample ID# screen from the pH (mV, Ion, Conductivity) Setup screen. 2. Touch seq for sequential ID# assignment. The current ID# is displayed on the screen. 3. Touch clear to delete the current ID#. 4.

  • Page 53: Select Buffer Group

    Instruction Manual CyberScan PC5500/ 5000 6.3 Select Buffer Group View pH Buffer Group enter Current Buffer Group EURO NIST custom keys to display desired buffer group and then touch enter to accept...
  • Page 54 Instruction Manual CyberScan PC5500/ 5000 This setup option allows you to select from 3 different buffer groups each containing 5 buffers, for auto buffer recognition. Or you can create a custom group of buffers for auto buffer recognition by touching custom. The 3 existing buffer groups are: USA buffers: 2,4,7,10 and 12...

  • Page 55: Set Ph Custom Buffer Group

    Instruction Manual CyberScan PC5500/ 5000 6.4 Set pH Custom Buffer Group View pH Custom Buffer Group View pH Custom Buffer Group enter Current BUFFER GROUP Current BUFFER GROUP CUSTOM CUSTOM edit edit enter keys to display desired buffer group keys to display desired buffer group and then touch enter...
  • Page 56 Instruction Manual CyberScan PC5500/ 5000 To Set pH Custom Buffer Group This option allows you to create a custom buffer group of up to 5 buffers to be used for auto buffer recognition. To obtain optimal results, it is important to maintain at least 2 pH units between selected buffers in the custom group.

  • Page 57: Select Buffer Recognition

    Instruction Manual CyberScan PC5500/ 5000 6.5 Select Buffer Recognition This option allows you to select automatic buffer recognition or manual buffer recognition when standardizing. With the Automatic buffer recognition activated, the meter will automatically recognise the buffers from the chosen buffer group and accept them when the meter recognises the reading as stable.

  • Page 58: Select Auto Read Mode

    Instruction Manual CyberScan PC5500/ 5000 6.6 Select Auto Read Mode You can use this meter when the Auto Read Mode function is active or when it is inactive. When the Auto Read function is active, the meter will lock onto a reading when the meter recognises it as stable. The meter will not deviate from this reading until meas is touched.

  • Page 59: Set Ph Stability Criteria

    Instruction Manual CyberScan PC5500/ 5000 6.7 Set pH Stability Criteria Set pH Stability Criteria Medium Current CRITERIA Fast Medium Slow enter arrow keys to highlight stability criteria and then touch enter to accept...
  • Page 60 Instruction Manual CyberScan PC5500/ 5000 This setup screen allows you to determine how quickly the meter will respond to electrode drift. There are 3 speed settings: fast, medium and slow. To set pH Stability Criteria 1. Access the Set pH Stability Criteria screen from the pH (Ion) Setup screen.

  • Page 61: Set Default Temperature

    Instruction Manual CyberScan PC5500/ 5000 6.8 Set Default Temperature Set pH Default Temperature enter 25.0°C Current DEFAULT clear Touch clear to delete current default temp numeric touchpad to input the new temperature and then touch enter to accept...
  • Page 62 Instruction Manual CyberScan PC5500/ 5000 It is a well known fact that pH is a temperature dependent measurement. The factory default setting is 25. if you are taking the pH of a solution that is not 25 and you are not using an Automatic Temperature Compensation (ATC)( probe, then you should meter the temperature value of that solution in order to get the correct pH value.

  • Page 63: Set Isopotential Point

    Instruction Manual CyberScan PC5500/ 5000 6.9 Set Isopotential Point Set pH Isopotential Point enter 0.0 mV Current ISO POINT clear Touch clear to delete current Iso Point numeric touchpad to input the new Iso Point and then touch enter to accept...
  • Page 64 Instruction Manual CyberScan PC5500/ 5000 The Isopotential point is the millivolts reading for an electrode at which temperature has no effect on the measurement. pH electrodes are constructed so that the isopotential point is theoretically zero millivolts. This is very close to a pH of 7. Most pH electrodes do not achieve this value precisely.

  • Page 65: Set Alarm Limits

    Instruction Manual CyberScan PC5500/ 5000 6.10 Set Alarm Limits Set pH Limits Current LIMITS pH Alarm pH Minimum 0.00 pH Maximum 14.00 edit Set mV Limits Set Ion Limits Current LIMITS Current LIMITS mV Alarm Ion Alarm mV Minimum -1800.0 Ion Minimum 0.00 mV Maximum...
  • Page 66 Instruction Manual CyberScan PC5500/ 5000 This option allows you to set alarm limits for the pH measuring mode. If the pH value of the measurement is outside the boundaries set by the minimum and maximum limits, an audible alarm and/ or a visual warning will appear to let you know that your sample measurement was outside of the set limits.

  • Page 67: Set Print Criteria

    Instruction Manual CyberScan PC5500/ 5000 6.11 Set Print Criteria Set pH Print Criteria Set mV Print Criteria Current PRINT CRITERIA Current PRINT CRITERIA - Date/Time/Channel - Date/Time/Channel - Sample ID# - Sample ID# - pH Measurement - mV Measurement - Temperature - ATC - Temperature - ATC - Last Standardization -- Meter Model # / serial #...
  • Page 68 Instruction Manual CyberScan PC5500/ 5000 This screen allows you to select which criteria are printed with the measurement when you print the data or send it to the computer. The status of the current print criteria is displayed on the screen. The criteria option is active if “ON”...

  • Page 69: Set Print Interval

    Instruction Manual CyberScan PC5500/ 5000 6.12 Set Print Interval Set pH Print Interval enter manual Current INTERVAL timed You have three options for setting the print interval: manual printing, stable reading printing, and timed interval printing. For manual printing of data In this mode, data is printed only when you touch print on the pH (mV, Ion, Conductivity) Measure screen.
  • Page 70 Instruction Manual CyberScan PC5500/ 5000 For stable reading printed In this mode, data is printed every time the meter recognises the current pH (mV, Ion, Conductivity) measurement as stable. 1. Access the Set Print Interval screen from the pH (mV, Ion, Conductivity) Setup screen.

  • Page 71: Set Data Storage Criteria

    Instruction Manual CyberScan PC5500/ 5000 6.13 Set Data Storage Criteria Set pH Data Storage Criteria Set mV Data Storage Criteria Current DATA STORAGE CRITERIA Current DATA STORAGE CRITERIA - Date/Time/ Channel - Date/Time/ Channel - Sample ID# - Sample ID# - pH measurement - mV measurement - Temperature - ATC...
  • Page 72 Instruction Manual CyberScan PC5500/ 5000 This screen allows you to select what criteria are stored in the meter’s memory with the measurement when you save the data. Data is stored only if a Sample ID# has been assigned. The status of the current data storage criteria is displayed on the screen.

  • Page 73: Set Display Resolution

    Instruction Manual CyberScan PC5500/ 5000 6.14 Set Display Resolution Set pH Display Resolution enter Current RESOLUTION X.XX X.XX Select desired display resolution and then touch enter to accept X.XXX...
  • Page 74 Instruction Manual CyberScan PC5500/ 5000 This mode allows you to set the display resolution that you desire on the screen. You have the choice of one, two or three decimal places. To Set Display Resolution 1. Access the set display resolution screen from the pH Setup screen.

  • Page 75: Set Display Configuration

    Instruction Manual CyberScan PC5500/ 5000 6.15 Set Display Configuration Set pH Display Configuration Set mV Display Configuration Current DISPLAY CONFIGURATION Current DISPLAY CONFIGURATION - Last Standardization - Date - Date - Time - Time - measurement channel - measurement channel - sample ID# - sample ID# - temperature...
  • Page 76 Instruction Manual CyberScan PC5500/ 5000 This function will allow you to choose what information you would like to be displayed on the pH Measure screen, particularly the information contained in the data box at the bottom of that screen. To Set Display Configuration 1.

  • Page 77: View Stored Data

    Instruction Manual CyberScan PC5500/ 5000 6.16 View Stored Data View Stored Data Data POINTS Sample ID Date Operator enter arrow keys to highlight desired sort option and then touch enter to accept...
  • Page 78 Instruction Manual CyberScan PC5500/ 5000 This meter has memory capacity of up to 250 data points (1000 data points for PCD5500). The View Stored Data screen allows you to sort and look at specific data points. The stored data can be sorted by sample identification number, date or operator identification number.
  • Page 79 Instruction Manual CyberScan PC5500/ 5000 To sort by Date 1. Access the Date sort option from the View Stored Data screen. 2. Touch clear to delete the current date. 3. Use the numeric keypad to enter the date on which the data points you want to view were saved.
  • Page 80 Instruction Manual CyberScan PC5500/ 5000 If an operator ID is entered and no data points are stored with that operator ID, you will see a message indicating the operator ID was not found. Touch OK to return to the operator ID keypad and enter a new operator ID.

  • Page 81: Mv Setup

    Instruction Manual CyberScan PC5500/ 5000 mV SETUP mV Setup (channel 1) mV SETUP OPTIONS - Set Sample ID# - Set Alarm Limits - Set Print Criteria - Set Print Interval - Set Data Storage Criteria - Set Display Resolution edit - Set Display Configuration - View...

  • Page 82: Access Mv Setup

    Instruction Manual CyberScan PC5500/ 5000 7.1 Access mV Setup E U T E C H Setup INSTRUMENTS CyberScan PC 5500 Select from the options to the right Select from the options to the right Cond Cond setup system Last std: Jan 15 @ 11:11 am There are two ways to access the mV mV Setup (channel 1) Setup screen.
  • Page 83 Instruction Manual CyberScan PC5500/ 5000 Measure E U T E C H INSTRUMENTS channel 1 abs mV meas CyberScan PC 5000 Touch meas to measure sample Select from the options to the right Touch for Relative mV reading setup January 15, 2002 11:11am 00000 25.0°C...
  • Page 84 Instruction Manual CyberScan PC5500/ 5000 To Set Sample ID# When this option is active, each time you touch print on the Measure screen the mV value along with the date/time/channel and the sample ID# will be sent to data storage. You can manually enter an alphanumeric identification number of up to 9 characters for any sample, or you can have the meter sequentially number your samples beginning at the number of your choice.
  • Page 85 Instruction Manual CyberScan PC5500/ 5000 To Set Print Interval You have three options for setting the print interval: manual printing, stable reading printing and timed interval printing. The mV Print Interval is set the same way as previously described in pH setup.

  • Page 86: Set Display Resolution

    Instruction Manual CyberScan PC5500/ 5000 7.2 Set Display Resolution Set mV Display Resolution enter Current RESOLUTION X.XX X.XX Select desired display resolution and then touch enter to accept...
  • Page 87 Instruction Manual CyberScan PC5500/ 5000 To Set Display Resolution This mode allows you to set the display resolution that you desire on the screen. You have the choice of zero or one decimal place. 1. Access the set display resolution screen from the mV setup screen.

  • Page 88: Ion Setup

    Instruction Manual CyberScan PC5500/ 5000 ION SETUP Ion Setup (channel 1) ISE SETUP OPTIONS - Set Sample ID# - Select Ion Method - Select Measurement Units - Select Auto Read Mode - Set Ion Stability Criteria - Set Default Temperature edit - Set Isopotential Point...

  • Page 89: Access Ion Setup

    Instruction Manual CyberScan PC5500/ 5000 8.1 Access Ion Setup E U T E C H Setup INSTRUMENTS Select from the options to the right Cond Cond Select from the options to the right setup system There are two ways to access the Ion Ion Setup (channel 1) Setup screen ISE SETUP OPTIONS...
  • Page 90 Instruction Manual CyberScan PC5500/ 5000 Measure E U T E C H INSTRUMENTS channel 1 meas CyberScan PC 5000 STANDARDS Last std: Jan 15 @ 11:11 am setup Touch to access standardize mode Cond Select from the options to the right setup January 15, 2002 11:11am...

  • Page 91: Select Ion Method

    Instruction Manual CyberScan PC5500/ 5000 8.2 Select Ion Method To Set Sample ID# When this option is active, each time you touch print on the Measure screen the ion concentration value along with date/ time/ channel and the sample ID# will be sent to data storage. You can manually enter an alphanumeric identification number of up to 9 characters for any sample or you can have the meter sequentially number your samples beginning at the number of your choice.
  • Page 92 Instruction Manual CyberScan PC5500/ 5000 Direct Reading with Standards The direct reading method is the most common method of ion measurement. When using this method, you will use standards of known values to standardize the meter with ion standards. An ionic strength adjuster (ISA) is added to both the standards and the sample.

  • Page 93: Select Measurement Units

    Instruction Manual CyberScan PC5500/ 5000 Analate Subtraction The analate subtraction method is particularly useful in the event that there is no ion specific electrode available to directly measure the concentration of the ion of interest. This method employs the addition of a sample of the ion of interest to a standard containing a different ion of known concentration.
  • Page 94 Instruction Manual CyberScan PC5500/ 5000 To Select Auto Read Mode You can use this meter when the Auto Read Mode function is active or when it is inactive. When the Auto Read function is active, the meter will lock onto a reading when the meter recognises it as stable. The meter will not deviate from this reading until meas is touched.

  • Page 95: Select Electrode Type

    Instruction Manual CyberScan PC5500/ 5000 8.4 Select Electrode Type This screen allows you to select the type of electrode that is specific for your ion of interest. Your choice of electrode informs the meter which default slope to use in the calculations made for the electrode efficiency and sample concentration.
  • Page 96 Instruction Manual CyberScan PC5500/ 5000 To Set Isopotential point The Isopotential point is the millivolts reading for an electrode at which temperature has no effect on the measurement. Ion selective electrodes, unlike pH electrodes, are not designed to achieve any particular isopotential point.

  • Page 97: Set Significant Digits

    Instruction Manual CyberScan PC5500/ 5000 8.5 Set Significant Digits Set Ion Significant Digits enter Current SIG DIGITS Select desired significant digits and then touch enter to accept Example of 1 significant digit Example of 2 significant digits channel 1 channel 1 Example of 3 significant digits channel 1...
  • Page 98 Instruction Manual CyberScan PC5500/ 5000 This option allows you to select the number of significant figures that will be used when reporting your ion measurement. You have the choice of one, two or three significant digits. To Set Significant Digits 1.

  • Page 99: Conductivity Setup

    Instruction Manual CyberScan PC5500/ 5000 CONDUCTIVITY SETUP The operating parameters of the conductivity mode can be set and controlled from the Conductivity Setup screen. The following sections will guide you through the various options available for the conductivity setup mode. Conductivity Setup (channel 1) CONDUCTIVITY SETUP OPTIONS - Set...

  • Page 100: Access The Conductivity Setup

    Instruction Manual CyberScan PC5500/ 5000 9.1 Access the Conductivity Setup Setup E U T E C H INSTRUMENTS CyberScan PC 5000 Select from the options to the right Select from the options to the right Cond Cond setup system Last std: Jan 15 @ 11:11 am There are two ways to access the Conductivity Setup (channel 1) Conductivity Setup screen.
  • Page 101 Instruction Manual CyberScan PC5500/ 5000 Measure - Conductivity E U T E C H INSTRUMENTS channel 1 µS/cm 0.010 meas STANDARD Last std: Jan 15 @ 11:11 am setup Touch meas to measure sample Cond Select from the options to the right Touch std to access standardize mode setup January 15, 2002...
  • Page 102 Instruction Manual CyberScan PC5500/ 5000 To Set Sample ID# When this option is active, each time you touch print on the Measure screen the mV value along with the date/time/channel and the sample ID# will be sent to data storage. You can manually enter an alphanumeric identification number of up to 9 characters for any sample, or you can have the meter sequentially number your samples beginning at the number of your choice.
  • Page 103 Instruction Manual CyberScan PC5500/ 5000 Select Conductivity Units Current UNIT Conductivity µS/cm Salinity Total Dissolved Solids Resistivity ohm . cm enter arrow keys to highlight desired unit and then touch enter to accept...

  • Page 104: Select Cell Constant

    Instruction Manual CyberScan PC5500/ 5000 9.2 Select Cell Constant Select Cond Cell Constant 10.0/cm Current CONSTANT 0.10/cm 1.00/ cm 10.0/ cm enter arrow keys to highlight desired constant and then touch enter to accept...
  • Page 105 Instruction Manual CyberScan PC5500/ 5000 This screen allows you to select the appropriate cell constant of the conductivity cell that you are using. There are three cell constants to choose from. Each is used for a different range of conductivity. The following indicates the optimal conductivity range for the conductivity cells.

  • Page 106: Select Reference Temperature

    Instruction Manual CyberScan PC5500/ 5000 9.3 Select Reference Temperature Select Cond Reference Temp 25°c Current TEMPERATURE 15°C 20°C 25°C enter arrow keys to highlight desired constant and then touch enter to accept...
  • Page 107 Instruction Manual CyberScan PC5500/ 5000 To Select Reference Temperature This screen allows you to select the reference temperature to be used in the determination of the conductivity of your sample. 1. Access the Select Reference Temperature screen from the Conductivity Setup screen. The current Reference Temperature is displayed.

  • Page 108: Set Temperature Coefficient

    Instruction Manual CyberScan PC5500/ 5000 9.4 Set Temperature Coefficient Set Cond Temperature Coeff enter 0.00%/°C Current COEFF clear Touch clear to delete current coefficient numeric keypad to input the new coefficient and then touch enter to accept...
  • Page 109 Instruction Manual CyberScan PC5500/ 5000 The temperature coefficient is a value that reflects the degree to which the sample’s conductivity is effected by temperature changes. The meter will use the set temperature coefficient along with the measured temperature provided by the ATC probe to calculate what the conductivity would be at the selected reference temperature.

  • Page 110: Perform Replatinization

    Instruction Manual CyberScan PC5500/ 5000 9.5 Perform Replatinization Replatinize 5 min Current TIME Replatinize Replatinize Electrode You are about to replatinize an electrode 5:00 Place the electrode in replarinizing solution and then touch START to begin. Touch EXIT to cancel now. STOP START EXIT...
  • Page 111 Instruction Manual CyberScan PC5500/ 5000 Replatinization is the process of replacing the platinum on the surfaces of the 2-cell conductivity probes that may flake or wear off over time. The platinum on the surface of the probe is used to increase the surface area of the measuring surface resulting in decreased polarization error.
  • Page 112 Instruction Manual CyberScan PC5500/ 5000 To Set Alarm Limits This option allows you to set alarm limits for the Conductivity measuring mode. If the Conductivity value of the measurement is outside of the boundaries set by the upper and lower limits, an audible alarm and/ or a visual warning will appear to let you know that your sample measurement was outside of the set limits.
  • Page 113 Instruction Manual CyberScan PC5500/ 5000 To Set Data Storage Criteria This screen allows you to select what criteria are stored in the meter’s memory with the measurement when you save the data. The status of the current data storage criteria is displayed on the screen. The criteria option is active if “ON”...

  • Page 114: Set Significant Digits

    Instruction Manual CyberScan PC5500/ 5000 9.6 Set Significant Digits Set Cond Significant Digits enter Current SIG DIGITS Select desired significant digits and then touch enter to accept Example of 1 significant digit Example of 2 significant digits µS/cm µS/cm Example of 3 significant digits µS/cm...
  • Page 115 Instruction Manual CyberScan PC5500/ 5000 This option allows you to select the number of significant figures that will be used when reporting you conductivity measurement. You have the choice of one, two or three significant digits. To set Significant Digits 1.

  • Page 116: Ph Operation

    Instruction Manual CyberScan PC5500/ 5000 10 pH OPERATION Measure channel 1 7.00 meas Last std: Jan 15 @ 11:11 am Buffers meas to measure sample Touch Touch to standardize January 15, 2002 11:11am 00000 25.0°C auto buffer slope 100% 0000.0...
  • Page 117 Instruction Manual CyberScan PC5500/ 5000 In this mode, you will able to measure the pH of a wide variety of samples. Before measuring pH, you will need to standardize the meter using buffers with known pH values. It is good practice to standardize the meter frequently using a minimum of two buffers.

  • Page 118: Standardizing

    Instruction Manual CyberScan PC5500/ 5000 10.1 Standardizing Measure channel 1 7.00 meas STABLE Buffers Last std: Jan 15 @ 11:11 meas to measure sample Touch Touch to standardize January 15, 2002 11:11am 00000 25.0°C auto buffer slope 100% 0000.0 Standardize channel 1 7.00 meas...
  • Page 119 Instruction Manual CyberScan PC5500/ 5000 To Standardize the meter with Auto Buffer Recognition 1. Touch STD on the pH measure screen to access the standardized screen 2. Touch clear to delete a previous standardization. All pH standardization values will be cleared. The meter will remain on the standardization screen at this point.
  • Page 120 Instruction Manual CyberScan PC5500/ 5000 Standardize channel 1 7.00 meas Buffers Last std: Jan 15 @ 11:11 Current BUFFER GROUP clear to delete previous buffers Touch Insert electrode into buffer and stir Touch to standardize new buffer January 15, 2002 11:11am 00000 25.0°C...
  • Page 121 Instruction Manual CyberScan PC5500/ 5000 To standardize the meter with Manual Buffer Recognition 1. Touch std on the pH measure screen to access the standardize screen 2. Touch clear to delete a previous standardization. All pH standardization values will be cleared. The meter will remain on the standardization screen at this point.

  • Page 122: Ph Measurements

    Instruction Manual CyberScan PC5500/ 5000 10.2 pH Measurements Measure channel 1 7.00 meas Buffers Last std: Jan 15 @ 11:11 am meas to measure sample Touch Touch to standardize January 15, 2002 11:11am 00000 25.0°C auto buffer slope 100% 0000.0...
  • Page 123 Instruction Manual CyberScan PC5500/ 5000 The measure screen provides readout of the current sample measurement. You can use this meter when the auto read function is active or when it is inactive. When the auto read function is active, the meter will lock onto a reading when the meter recognises it as stable.

  • Page 124: Mv Operation

    Instruction Manual CyberScan PC5500/ 5000 11 mV OPERATION This mode is used to measure oxidation/ reduction potential (ORP/redox), perform titration and to verify the function of the meter. The mV measure function allows you to continuously monitor the mV potential of the electrodes in use. This can be done in either absolute or relative mV.

  • Page 125: Mv Measurement

    Instruction Manual CyberScan PC5500/ 5000 11.1 mV Measurement In the mV mode, you will be able to make measurements in either absolute or relative millivolts, access the mV Setup screens and print your results to a printer or a computer. Connect the electrodes you will be using to the meter.

  • Page 126: Ion Operation

    Instruction Manual CyberScan PC5500/ 5000 12 ION OPERATION Measure - Ion channel 1 meas 10.0 STNDS Last std: Jan 15 @ 11:11 am meas to measure sample Touch Touch to access standardize mode or measure blank January 15, 2002 11:11am 00000 25.0°C slope...
  • Page 127 Instruction Manual CyberScan PC5500/ 5000 This CyberScan meter offers you unparalled versatility with respect to ion analysis. You can choose one of the 6 methods of analysis, the specific electrode you will be working with and also the units that you would like the meter to use when reporting the ion concentration.

  • Page 128: Direct Reading Methods

    Instruction Manual CyberScan PC5500/ 5000 12.1 Direct Reading Methods Standardize - Ion Standardize - Ion channel 1 channel 1 - - - - - - meas meas 10.0 setup setup Last std: Jan 15 @ 11:11 Not standardized STND STND Touch clear to delete previous standards clear clear...
  • Page 129 Instruction Manual CyberScan PC5500/ 5000 There are two direct reading methods. Direct Reading with standards and Direct Reading with Blank Offset. These types of measurements allow you to directly read the concentration of your sample after standardizing the meter with ion standards of known values or blank values.
  • Page 130 Instruction Manual CyberScan PC5500/ 5000 Measuring ion concentration in the Direct Reading with Standards Mode With Auto Read on 1. Add Ionic strength adjuster to the sample. 2. Immerse the ion selective electrode in the stirring sample. 3. Touch meas to begin measuring your sample. The meter will accept the reading and display STABLE when the measurement meets the selected stability criteria.
  • Page 131 Instruction Manual CyberScan PC5500/ 5000 Standardize - Ion Standardize - Ion channel 1 - - - ISE Standardize meas meas You have selected Direct Reading with Blank offset operation. STND Is this reading a STANDARD or BLANK? setup setup STND Not Standardized clear clear...
  • Page 132 Instruction Manual CyberScan PC5500/ 5000 Direct Reading with Blank Offset This method presents you with the ability to measure samples with low level concentrations of the ion of interest. It eliminates background interference by subtracting the value of a blank concentration from the value for the sample.
  • Page 133 Instruction Manual CyberScan PC5500/ 5000 If you touched STND 8. Use the keypad to enter the value of the standard. 9. Touch enter to accept the value. The meter will accept the standard value when it recognises the reading as stable. 10.

  • Page 134: Incremental Methods

    Instruction Manual CyberScan PC5500/ 5000 12.2 Incremental Methods Standardize - Ion Standardize - Ion channel 1 channel 1 - - - - - - meas meas 10.0 setup setup STND Last std: Jan 15 @ 11:11 STND Not standardized Touch clear to delete previous standards clear clear Insert electrode into standard and stir...
  • Page 135 Instruction Manual CyberScan PC5500/ 5000 The incremental methods which include known addition, known subtraction, analate addition and analate subtraction and are particularly useful with samples containing complex ionic backgrounds which cannot be matched in standards. They are also useful with occasional samples whose temperatures vary. More information on these methods is available in the ISE Theory Section, page 160.

  • Page 136: Known Addition Method

    Instruction Manual CyberScan PC5500/ 5000 12.3 Known Addition Method Measure - Ion Measure - Ion channel 1 channel 1 1.00 10.0 setup setup Not standardized STND STND Last std: Jan 15 @ 11:11am Insert electrode into standard and stir Touch to access standardize mode Touch to standardize new standard...
  • Page 137 Instruction Manual CyberScan PC5500/ 5000 Standardize - Ion Standardize - Ion channel 1 channel 1 ISA Volume Concentration meas meas STABLE STABLE STND STND Not Standardized Not Standardized setup setup clear clear Touch meas to measure sample Touch meas to measure sample Touch to access standardize mode Touch...
  • Page 138 Instruction Manual CyberScan PC5500/ 5000 Measuring Ion Concentration in Samples Using the Incremental Methods When performing known addition, you will add an aliquot of standard solution containing the ionic species of interest to a known volume of your sample. The mV readings of the sample can then be calculated based upon the difference in the mV readings.
  • Page 139 Instruction Manual CyberScan PC5500/ 5000 To take a measurement 1. Immerse the ion selective electrode in a known volume of the sample solution. 2. Stir the sample. 3. Touch KA to take the first mV reading of sample. Wait for the reading to stabilize (STABLE will appear).

  • Page 140: Known Subtraction Method

    Instruction Manual CyberScan PC5500/ 5000 12.4 Known Subtraction Method The procedure for known subtraction is very similar to that for known addition method. An aliquot of standard is added to a known volume of the sample. The difference is that the standard does not contain the same ionic species that you are trying to measure in the sample.
  • Page 141 Instruction Manual CyberScan PC5500/ 5000 10. Use the keypad to enter the concentration of the standard solution added to the sample. 11. Touch enter to accept the value. 12. Use the keypad to enter the concentration of the standard solution added to the sample 13.

  • Page 142: Analate Addition

    Instruction Manual CyberScan PC5500/ 5000 12.5 Analate addition The analate addition method is useful when your sample is at an elevated temperature and you want to negate the effect that temperature will have on the concentration calculation. This method is also useful if you have only a small amount of sample available. The analate addition method differs only slightly from the known addition method.
  • Page 143 Instruction Manual CyberScan PC5500/ 5000 10. Use the keypad to enter the concentration of the standard solution added to the sample. 11. Touch enter to accept the value. 12. Use the keypad to enter the concentration of the standard solution added to the sample 13.

  • Page 144: Analate Subtraction

    Instruction Manual CyberScan PC5500/ 5000 12.6 Analate Subtraction The analate subtraction method is useful when no ion specific electrode is available to measure the ion of interest directly. Like known subtraction the sample and the standard contain different ionic species. However, the ion being measured is in the standard and not in the sample.
  • Page 145 Instruction Manual CyberScan PC5500/ 5000 10. Use the keypad to enter the concentration of the standard solution added to the sample. 11. Touch enter to accept the value. 12. Use the keypad to enter the concentration of the standard solution added to the sample 13.

  • Page 146: Conductivity Operation

    Instruction Manual CyberScan PC5500/ 5000 13 CONDUCTIVITY OPERATION Measure - Conductivity µS/cm channel 1 0.010 Last std: Jan 15 @ 11:11 am STND Touch to access standardize mode January 15, 2002 11:11am 00000 25.0°C 25.0°C 5.00%/°C The meter will automatically convert conductivity values to salinity, total dissolved solids (TDS), or resistivity.
  • Page 147 Instruction Manual CyberScan PC5500/ 5000 This mode allows you to measure the conductivity of solutions. Conductance is a value associated with the ability of primarily aqueous solutions to carry an electrical current. The presence of ions in an aqueous solution increases the solution’s ability to carry an electrical current.

  • Page 148: Conductivity Standardization

    Instruction Manual CyberScan PC5500/ 5000 13.1 Conductivity Standardization Standardize - Conductivity Standardize - Conductivity µS/cm channel 1 µS/cm channel 1 0.010 0.010 meas meas 10.0 setup setup STND Last std: Jan 15 @ 11:11 STND Last std: Jan 15 @ 11:11 clear to delete previous standards Touch...
  • Page 149 Instruction Manual CyberScan PC5500/ 5000 To “standardize” your conductivity probe in the Advanced Level of Operation 1. Access the conductivity Setup screen and verify the values for the nominal cell constant of the probe, the reference temperature and the temperature coefficient. Also, verify that the meter is set for the uS/cm units.
  • Page 150 Instruction Manual CyberScan PC5500/ 5000 To “standardize” your Conductivity Probe in the Basic Level of Operation At the Basic Procedural level the only setup options that you can access are the Cell Constant, the Print Interval and the number of Significant Digits.

  • Page 151: Measurement

    Instruction Manual CyberScan PC5500/ 5000 13.2 Measurement Measure - Conductivity µS/cm channel 1 0.010 Last std: Jan 15 @ 11:11 am STND Touch to access standardize mode January 15, 2002 11:11am 00000 25.0°C 25.0°C 5.00%/°C...
  • Page 152 Instruction Manual CyberScan PC5500/ 5000 Once an exact cell constant has been established, the meter is ready for sample measurements. 1. Immerse the conductivity cell and ATC probe into the sample solution. The immersion depth should be enough to cover the vent holes on the electrode.

  • Page 153: Cleaning

    Instruction Manual CyberScan PC5500/ 5000 CLEANING The touch screen should be kept as clean as possible to preserve optical properties. Attempt to keep the screen free of dirt, dust fingerprints, etc. long term contact with abrasive materials will scratch the surface, and impair image quality. To clean, use a damp nonabrasive cloth towel and any commercially available window cleaner.

  • Page 154: Trouble Shooting

    Instruction Manual CyberScan PC5500/ 5000 15 TROUBLE SHOOTING Your CyberScan meter contains many error messages to provide aid should trouble occur with a measurement or meter operation (touch pad and input errors). The messages are accompanied by a brief description of the error, and in some cases advice on how to correct it.

  • Page 155: Compliance

    Eutech Instruments-supplied power supply must be used. Use of a power supply that is not approved by Eutech Instruments may cause safety hazards and/ or cause unit to exceed EMC limits and/ or damage unit. When using this...

  • Page 156: Appendix

    Instruction Manual CyberScan PC5500/ 5000 17 APPENDIX 17.1 Determining Isopotential Points Experimentally The isopotential point of an electrode system is the point at which electrode potential is unaffected by a change in temperature. The coordinates of this point would be coincident with the system’s Zero Potential Point (pX iso, In practical systems, however, this coincidence rarely occurs, and for...

  • Page 157: Data Management

    Instruction Manual CyberScan PC5500/ 5000 17.2 Data Management Your CyberScan meter is equipped with an RS-232 output port for sending measurement readings to a printer or computer. To use the meter with a printer or a computer, the printer or computer must have an RS-232 part, also.

  • Page 158: Factory Default Settings

    Instruction Manual CyberScan PC5500/ 5000 17.3 Factory Default Settings The following is the list of factory default settings for this CyberScan meter. You can reset your meter to the factory default settings by accessing the Reset to Factory Defaults from the System Setup screen.
  • Page 159 Instruction Manual CyberScan PC5500/ 5000 Mode Screen Default Setting Display configuration All parameters ON Print configuration All parameters ON Data configuration All parameters ON Sample ID# None Isopotential Point 0 mV Print interval manual Display resolution 2 significant digits Auto Read Mode Temperature Units Celsius Default Temperature...

  • Page 160: Ph Theory

    Instruction Manual CyberScan PC5500/ 5000 17.4 pH Theory Since its introduction by the Danish Chemist Sorensen in 1909, pH measurement has become one of the most commonly used and important measurements in both laboratory and industry settings. pH measurement and control is vital to a wide array of endeavors including municipal and industrial wastewater treatment, and textile, pharmaceutical, food and pH.
  • Page 161 Instruction Manual CyberScan PC5500/ 5000 At 25 °C in pure water, the concentration of hydronium ions is extremely small, 1 X 10 Moles/liter, and balanced by an equal concentration of hydroxyl ions. The equilibrium constant, Kw of water is the product of the hydronium ion and hydroxyl ion concentrations: Kw= [H ] [OH ] = [1 X 10...
  • Page 162 Instruction Manual CyberScan PC5500/ 5000 pH Measurement The pH value of a sample can be determined in several ways. These include the use of organic dyes which change colour in certain pH ranges. The dyes can be added directly to the solution or impregnated onto paper which may be dipped into the solution.
  • Page 163 For some pH glasses, this means an error as high as 0.5 units in highly alkaline, high-sodium solutions. The special FS-5 glass using in Eutech Instruments’ electrodes exhibits must less sodium error in these solutions. <..05 pH units.
  • Page 164 Instruction Manual CyberScan PC5500/ 5000 Reference electrodes typically consist of three elements: an internal reference electrode, a filling solution, and a reference junction through which the filling solution can “flow”, and provide electrical contact with the sample and the internal reference electrode. The most convenient internal reference electrodes are made from a metal (such as silver or mercury) and its sparingly soluble salt (silver chloride or mercurous chloride).

  • Page 165: Ise Theory

    Instruction Manual CyberScan PC5500/ 5000 17.5 ISE Theory Ion selective electrodes (ISE) respond to ionic activity or concentration in a liquid because of the characteristics of the electrode’s sensing membrane. Ideally, the ISE develops an electrical potential which is proportional to the activity or concentration of the ion which the membrane is selective.
  • Page 166 Instruction Manual CyberScan PC5500/ 5000 This form of the Nernst equation states that the electrode potential varies directly with the log of the concentration in straight line manner, and results are then expressed in the preferred concentration units. The slope of the line is equal to the value of: Slope = S = 2.3RT/ nF The table below gives theoretical slope values at 25°C Slope...
  • Page 167 Instruction Manual CyberScan PC5500/ 5000 Known addition and Known Subtraction With the Known Addition and Known Subtraction methods, the initial millivolts output of the electrode in the sample solution is measured. Then an aliquot of standard solution is added, and a final millivolts potential is measured.
  • Page 168 Instruction Manual CyberScan PC5500/ 5000 Analate Addition and Analate Subtraction In the Analate methods, the initial millivolt reading is taken with the electrode immersed in the standard; then an aliquot of sample is added, and the final millivolt reading is taken. Sample concentration is calculated from the change in the millivolt readings.

  • Page 169: Conductivity Theory

    Instruction Manual CyberScan PC5500/ 5000 17.6 Conductivity Theory Conductance is a quantity associated with the ability o primarily aqueous solutions to carry an electrical current, I, between two metallic electrodes when a voltage E is connected to them. Though water itself is a rather poor conductor of electricity, the presence of ions in the water increases its conductance considerably, the current bring carried by the migration of the dissolved ions.
  • Page 170 Instruction Manual CyberScan PC5500/ 5000 Thus comes the term specific conductance or conductivity. The relationship between conductance and specific conductivity is: Specific Conductivity, S.C.= (Conductance) ( cell constant, k) = siemens * cm/ cm2 = siemens/ cm C is the Conductance (siemens) K is the cell constant, length/ area or cm/ cm2 Since the basic unit of electrical resistance is the ohm, and conductance is the reciprocal of resistance, the basic unit of...
  • Page 171 Instruction Manual CyberScan PC5500/ 5000 Conductivity Measurement Conductivity electrodes consist of glass or epoxy bodies in which platinum or platinised sensing elements and are designated two-cell electrode has two such sensing elements and are designated two-cell electrodes. The previous discussion has focused on this type of electrode.
  • Page 172 Instruction Manual CyberScan PC5500/ 5000 The four-cell electrode Traditionally, conductivity measurements were made with a “two cell” electrode. This electrode used two metallic sensors, an anode and a cathode to which ions migrated. Under the influence of DC current the electrodes quickly became polarized. In this situation, molecules formed at the electrode surfaces and ions migrating to the area collect around the respective anode or cathode and actually screen it from other ions.
  • Page 173 Instruction Manual CyberScan PC5500/ 5000 Since temperature effects the conductivity measurement so profoundly, the usual practice is to reference the conductivity to some standard temperature. This is typically 25°C but the PC 5000 also permits the choice at 15°C and 20°C in the Select Temperature Coefficient.

  • Page 174: Meter Specifications

    Instruction Manual CyberScan PC5500/ 5000 18 METER SPECIFICATIONS Model Details 5500 5500 5000 640X480 digit Display Screen size 4½” X 6” Measurement display ¾“ height Temp/etc. display height ¼” Menu options Extensive Help screens Extensive Configurable display Keypad controls Context specific touch screen Memory 250 data pts...
  • Page 175 Instruction Manual CyberScan PC5500/ 5000 Model Details 5500 5500 5000 Conductivity Mode Cell constants range 0.1, 1.0, 10 Conductivity 0 to 3X10 µs/cm Resistivity 30 ohm.cm to 100 megohm.cm Salinity 2 to 42 ppt Accuracy 0.5% Dissolved Oxygen Range, mg/L 0 –...

  • Page 176: Accessories

    Instruction Manual CyberScan PC5500/ 5000 19 ACCESSORIES Consult your Authorized Distributors for these items and other range of specialized pH electrodes or Ion Selective Electrodes. 19.1 Replacement Meters and Adapters CODE NO. DESCRIPTION EC-PC5000/13S CyberScan PC 5000 Bench pH/ mV / RS232 Meter (Touch screen) with integral electrode stand, 2-cell COND.

  • Page 177: General Purpose Ph / Orp Electrodes

    Instruction Manual CyberScan PC5500/ 5000 19.2 General Purpose pH / ORP Electrodes TYPICAL CODE NO. DESCRIPTION APPLICATIONS EC-FC725522-01B Double junction pH combination, General purpose, sealed polymer gel, Ag/AgCl rugged use reference EC-FC725522R-01B Double junction pH combination, General purpose, refillable electrolyte, Ag/AgCl rugged use reference EC-FG73504-01B...

  • Page 178: Specialty Ph Electrode

    Instruction Manual CyberScan PC5500/ 5000 19.3 Specialty pH Electrode TYPICAL CODE NO. DESCRIPTION APPLICATIONS EC-620-297 MicroProbe Glass body Small samples, Tris EC-620-116 Flow & Flushable reference junction, General purpose, plastic body combination pH Tris, soils, sludges, electrode viscous EC-620-109 Flow & Flushable reference DOUBLE General purpose, junction, plastic body combination pH Tris, soils, sludges,...

  • Page 179: Ph Buffer Solutions & Single Use Sachets

    Instruction Manual CyberScan PC5500/ 5000 19.4 pH Buffer Solutions & Single Use Sachets CODE NO. DESCRIPTION EC-BU-1BT pH 1.68 Buffer Solution (480 ml) EC-BU-4BT pH 4.01 Buffer Solution (480 ml) EC-BU-7BT pH 7.00 Buffer Solution (480 ml) EC-BU-9BT pH 9.00 Buffer Solution (480 ml) EC-BU-10BT pH 10.01 Buffer Solution (480 ml) EC-BU-12BT...

  • Page 180: Warranty

    Instruction Manual CyberScan PC5500/ 5000 WARRANTY Eutech Instruments supplies the bench meters with a 3-year warranty and 6-month warranty for probes against manufacturing defects from the date of purchase. If repair or adjustment is necessary and has not been the result of abuse or misuse within the warranty period, please return, freight prepaid, and correction will be made without charge.
  • Page 181 NOTES...
  • Page 182 For more information on Eutech Instruments products, contact your nearest Eutech Instruments distributor or visit our website listed below: Manufactured by: Distributed by: Eutech Instruments Pte Ltd Blk 55, Ayer Rajah Crescent, #04-16/24 Singapore 139949 Tel: (65) 6778 6876 Fax: (65) 6773 0836 E-mail: marketing@eutechinst.com...

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